| 1940年 | Kansai Accounting Institute founded. |
|---|---|
| 1952年 | Kansai Accounting School founded. |
| 1953年 | Kansai Accounting School renamed Kansai Business College. |
| 1959年 | Osaka Gakuin University High School founded. |
| 1962年 | Osaka Gakuin Junior College founded (Department of Business Administration). |
| 1963年 | Osaka Gakuin University founded (Faculty of Commerce, Department of Commerce). |
| 1964年 | Addition of Departments of Business Administration and Economics to Faculty of Commerce. |
| 1967年 | Graduate School of Commerce founded (Master’s Program). |
| 1969年 | Doctoral program established in Graduate School of Commerce. |
| 1970年 | Faculty of Economics and Division of Correspondence Study established. |
| 1974年 | Faculty of Law and Faculty of Foreign Languages established. Graduate School of Economics founded (Master’s Program). |
| 1976年 | Doctoral program established in Graduate School of Economics. |
| 1987年 | Addition of Department of International Studies (Junior College). |
| 1990年 | Faculty of International Studies founded. |
| 1994年 | Division and Reorganization of Faculty of Commerce: Department of Commerce reorganized into Faculty of Distribution and Communication Sciences. Department of Business Administration reorganized into Faculty of Administrative Sciences. Graduate School of International Studies founded (Master’s Program). |
| 1995年 | Graduate School of Law founded (Master’s Program). |
| 1996年 | Doctoral program established in Graduate School of International Studies. |
| 1997年 | Doctoral program established in Graduate School of Law. |
| 2000年 | Department of Law and Policy established in Faculty of Law; Faculty of Informatics (Department of Informatics) and Faculty of Corporate Intelligence (Department of Corporate Intelligence) founded. |
| 2001年 | Division of Correspondence Study (Faculty of Commerce, Department of Commerce) renamed Division of Correspondence Study, Faculty of Distribution and Communication Sciences, Department of Distribution and Communication Sciences. |
| 2004年 | Law School established. |
| 2005年 | Graduate School of Computer Science founded (Master’s Program). |
| 2006年 | Faculty of Law (Department of Law, Department of Law and Policy) reorganized as Faculty of Law (Department of Law). |
| 2008年 | Faculty of Administrative Sciences (Department of Administrative Sciences) becomes Faculty of Business Administration (Department of Business Administration). Establishment of the Faculty of Business Administration (Department of Hospitality Business Administration). |
| 2013年 | Osaka Gakuin Junior College (Department of Management Practice) renamed Osaka Gakuin University Junior College (Department of Management Practice) |
| 2014年 | Faculty of Distribution and Communication Sciences (Department of Distribution and Communication Sciences) renamed Faculty of Commerce, Department of Commerce. Division of Correspondence Study (Faculty of Distribution and Communication Sciences, Department of Distribution and Communication Sciences) renamed Division of Correspondence Study, Faculty of Commerce, Department of Commerce. |
